from odoo.tests import TransactionCase, tagged

@tagged('post_install', '-at_install')
class TestButtonVisibility(TransactionCase):

    def setUp(self):
        super().setUp()
        self.vendor = self.env['res.partner'].create({'name': 'Test Vendor'})
        self.product = self.env['product.product'].create({'name': 'Test Product', 'standard_price': 100})

    def test_reset_to_draft_visibility(self):
        # Find existing posted bills for the vendor
        bills = self.env['account.move'].search([
            ('move_type', '=', 'in_invoice'),
            ('partner_id', '=', self.vendor.id),
            ('state', '=', 'posted')
        ])
        
        print(f"\nFOUND {len(bills)} POSTED BILLS FOR VENDOR {self.vendor.name}")
        for bill in bills:
            print(f"\nChecking Bill {bill.name} (ID: {bill.id}):")
            print(f"  state: {bill.state}")
            print(f"  restrict_mode_hash_table: {bill.restrict_mode_hash_table}")
            print(f"  need_cancel_request: {bill.need_cancel_request}")
            print(f"  show_reset_to_draft_button: {bill.show_reset_to_draft_button}")
            print(f"  journal_id.restrict_mode_hash_table: {bill.journal_id.restrict_mode_hash_table}")
            
            # Additional check for localization overrides if any
            # (Printed above via logic)

        if not bills:
            print("No posted bills found to check. Creating one...")
            # Create Bill
            bill = self.env['account.move'].create({
                'move_type': 'in_invoice',
                'partner_id': self.vendor.id,
                'invoice_date': '2024-01-01',
                'line_ids': [(0, 0, {
                    'product_id': self.product.id,
                    'quantity': 1,
                    'price_unit': 100,
                })]
            })
            
            # Post Bill
            bill.action_post()
            print(f"\nCREATED FRESH BILL {bill.name}:")
            print(f"  state: {bill.state}")
            print(f"  show_reset_to_draft_button: {bill.show_reset_to_draft_button}")
            self.assertTrue(bill.show_reset_to_draft_button, "Fresh bill should have button visible")